Nick's a Booked Up Jonas

While Kevin Jonas is enjoying married life and Joe Jonas is dealing with a breakup, Nick Jonas is just as busy without having ladies in his life! Nick took time for his health as he reportedly visited a medical building, but then he was on to the next order of business!

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Nick was studying a piece of paper as he left the building with his bodyguard in Beverly Hills on Tuesday.

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The singer seemed to be all about business and getting things done as he walked around with a messenger bag. Looks like all the Jonas brothers are very busy!